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Qifeng Shen Email & Phone Number

Software Engineering Manager at Persimmon Technologies
Location: Redmond, Washington, United States 9 work roles 1 school
1 work email found @persimmontech.com LinkedIn matched
✓ Verified Jun 2026 4 data sources Profile completeness 100%

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Current company
Persimmon Technologies
Role
Software Engineering Manager
Location
Redmond, Washington, United States
Company size
85 employees

Who is Qifeng Shen? Overview

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Quick answer

Qifeng Shen is listed as Software Engineering Manager at Persimmon Technologies, a company with 85 employees, based in Redmond, Washington, United States. AeroLeads shows a work email signal at persimmontech.com and a matched LinkedIn profile for Qifeng Shen.

Qifeng Shen previously worked as Firmware Lead at Johnson Controls and Sr. Research Architect at Hitachi America. Qifeng Shen holds Ph.D., Physics from Duke University.

Company email context

Email format at Persimmon Technologies

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{first_initial}{last}@persimmontech.com
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Profile bio

About Qifeng Shen

Built multiple teams from the ground up to develop full-stack software.Led multiple large-scale high-performance and high-reliability product developments with distributed teams.Represented the engineering team in cross-functional teams to define product roadmaps. Pragmatic project lead advocating best practices and continuous process improvements. Technical expert in the full software development life cycle (SDLC).Strong problem-solving skills in providing simple solutions to complex problems. Demonstrated aptitude in articulating technical concepts to general audiences.Proficiencies:New product development from bootstrapping to product deliveryCustomer engagement: PoC, trial, supportSoftware architectureObject-oriented analysis and design (OOAD)Product architectureTeam ManagementTechnical leadershipTechnical project managementData mining, statistical analysisReal-time operating system (RTOS)Linux, Windows, iOSEmbedded systems, distributed systemsSoC, SOM, SBC, Blade servers, ATCA, VM, cloudARM, Intel, Cavium, Tilera, PowerPCC, C++, Python, Java, JavaScript, shell scriptUML, Rational Rose, ClearCase, ClearQuest, Perforce, git, Jira, JenkinsAgile methodologies, scrum teamsHTTP | NTP | RTP | RTCP | SNMP | TCP | UDP | IP | IGMP | PIM | MPLS | Ethernet | EtherCAT | SONET | SDH | 3GPP | GTP | VoIP | MPEGIoT | IIoT | Edge computing | SDN | NVF | Software-defined storage | Network telemetries | QoS | QoE | Streaming analytics | Data center architecture | Security | Robotics | LiDAR |

Listed skills include Linux, Embedded Systems, Windows, C, and 42 others.

Current workplace

Qifeng Shen's current company

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Persimmon Technologies
Persimmon Technologies
Software Engineering Manager
Redmond, WA, US
Website
persimmontech.com
Employees
85
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9 roles · 29 years

Qifeng Shen work experience

A career timeline built from the work history available for this profile.

Software Engineering Manager

Current
Persimmon Technologies

Lead a multisite team of software and QA engineers to develop robotics control software.Concurrent software development for multiple new robots.Development process improvement.Introduced endurance and regression tests to improve software quality.Customized Linux for an upgraded control system, using Buildroot.

Nov 2019 - Present

Firmware Lead

Johnson Controls

Cork, Ireland, IE

Lead a firmware team to develop embedded software for smart building security products. New ARM-based edge node for controlled building access with enhanced security features.Network isolation to improve network security.Encryption | Secure boot | Trusted Execution Environment | Yocto | SOM

Nov 2018 - Oct 2019

Sr. Research Architect

Hitachi America

Chiyoda-ku, Tokyo, JP

Internet Platform and Solutions Group, Hitachi R&DArchitected a multi-tiered real time streaming platform for network anomaly detection and network intelligence, with overall technical responsibilities from hardware selections to deployment procedures. Reduced the failure detection time by 80% in a tier-1 network.Designed and led the development of a.

Nov 2015 - Oct 2018

Consulting Engineer

Vidscale

Cambridge, MA, US

Edge computing solutions to optimize mobile network traffic with location-aware congestion detection, network traffic intelligence, and policy-based offloadingPacket inspection | Analytics | Data visualization | Real-time data processing | CDN | Web page acceleration

Feb 2014 - Oct 2015

Software Lead

Empirix

Billerica, MA, US

Led the development of a new platform for network traffic monitoring and analytics. Increased the per-node processing capacity by four folds. Packet classification | Data streaming | Data filtering | Statistics | Linux kernel driver | FPGA interface

Feb 2013 - Jan 2014

Sr. Manager, Architect

Sycamore Networks

Chelmsford, MA, US

Managed all four major product developments of the company during the six-year span:1) New platform of a mobile backhaul bandwidth management system, from the proof of concept to delivery into the carrier networks.2) New platform of a multi-service switch with rich features in high and low-order cross-connect, Ethernet and optical transport, electrical and.

2006 - 2012 ~6 yrs

Manager, Principal Engineer

Sycamore Networks

Chelmsford, MA, US

Platform group lead, with core competencies in OS, software infrastructure, and device management. Provided solutions to Linux kernel, security (IPSec, RADIUS), system bring-up, internal messaging infrastructure, file system and its synchronization, software upgrade, and image management.Software architecture and designs for multiple optical switching and.

2001 - 2005 ~4 yrs

Member Of Technical Staff

Lucent Technologies Bell Labs Innovations

VoIP system: call setup and call processingNetwork link provisioning, discovery and audit.Network asset management system: CIM/DEN based data modeling, functional requirements, use case analysis, and low level object models.Integrated network management system: information model, software infrastructure.Data schema | LDAP | CORBA | Object oriented design |.

1997 - 2000 ~3 yrs
Team & coworkers

Colleagues at Persimmon Technologies

Other employees you can reach at persimmontech.com. View company contacts for 85 employees →

PV Patrick Ventrice Patrick Ventrice Colleague at Persimmon TechnologiesHillsborough, New Hampshire, United States, United States View → KR Krithik Rajavelu Krithik Rajavelu Colleague at Persimmon TechnologiesUnited States, United States View → PP Peerayos Pongsachai Peerayos Pongsachai Colleague at Persimmon TechnologiesQueens, New York, United States, United States View → SM Steven Manning Steven Manning Colleague at Persimmon TechnologiesBraintree, Massachusetts, United States, United States View → ET Eric Trainor Eric Trainor Colleague at Persimmon TechnologiesSandown, New Hampshire, United States, United States View → PR Patrick Robinson Patrick Robinson Colleague at Persimmon TechnologiesMedford, Massachusetts, United States, United States View → RN Robert Nunes Robert Nunes Colleague at Persimmon TechnologiesBedford, Massachusetts, United States, United States View → CC Christela Carino Christela Carino Colleague at Persimmon TechnologiesBoston, Massachusetts, United States, United States View → KP Karla Pippins Karla Pippins Colleague at Persimmon TechnologiesDelray Beach, Florida, United States, United States View → CM Chris Macdonald Chris Macdonald Colleague at Persimmon TechnologiesGreater Boston, United States View →
1 education record

Qifeng Shen education

  • Duke University
    Duke University
    Physics
FAQ

Frequently asked questions about Qifeng Shen

Quick answers generated from the profile data available on this page.

What company does Qifeng Shen work for?

Qifeng Shen works for Persimmon Technologies.

What is Qifeng Shen's role at Persimmon Technologies?

Qifeng Shen is listed as Software Engineering Manager at Persimmon Technologies.

What is Qifeng Shen's email address?

AeroLeads has found 1 work email signal at @persimmontech.com for Qifeng Shen at Persimmon Technologies.

Where is Qifeng Shen based?

Qifeng Shen is based in Redmond, Washington, United States while working with Persimmon Technologies.

What companies has Qifeng Shen worked for?

Qifeng Shen has worked for Persimmon Technologies, Johnson Controls, Hitachi America, Vidscale, and Empirix.

Who are Qifeng Shen's colleagues at Persimmon Technologies?

Qifeng Shen's colleagues at Persimmon Technologies include Patrick Ventrice, Krithik Rajavelu, Peerayos Pongsachai, Steven Manning, and Eric Trainor.

How can I contact Qifeng Shen?

You can use AeroLeads to view verified contact signals for Qifeng Shen at Persimmon Technologies, including work email, phone, and LinkedIn data when available.

What schools did Qifeng Shen attend?

Qifeng Shen holds Ph.D., Physics from Duke University.

What skills is Qifeng Shen known for?

Qifeng Shen is listed with skills including Linux, Embedded Systems, Windows, C, C++, Java, Javascript, and 3Gpp.

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